package scr;

public class Example16 {
    public static void main(String[] args) {
        int x =1;                               //定义变量x，初始值为1
        while (x <=4 ) {                        //循环条件
            System.out.println("x =" + x);      //条件成立，打印x的值
            if (x == 3){
                break;
            }
            x++;                                //x进行增值
        }
    }
}
